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Event Id 538

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Is this correct? A dedicated web server for instance > would not need to use Client for Microsoft Networks. --- Steve> > D:\Documents and Settings\Steve>net use \\192.168.1.105\ipc$ "" /u:""> The command completed successfully.> > So now I can indeed verify that I am able to establish > >> > a> >> > null> >> > session with my server; and 'yes' it apparently does log Discussions on Event ID 538 • Logon type 7 • Quick Question about Capturing Logon/Logoff's Upcoming Webinars Protecting ALL the Privileged Accounts in Your Environment and the Cloud Good Linux Check This Out

Logon Type 11 – CachedInteractive Windows supports a feature called Cached Logons which facilitate mobile users.When you are not connected to the your organization’s network and attempt to logon to your We identified a number of token leak issues in the OS and fixed them for SP4.It is still possible for tokens to leak; the existing token architecture has no back-reference capability When a system component or any other application requests access to this token, the system increases the reference count to this token. If you disable netbios over tcp/ip on a computer it will no longer show in or be able to use My Network Places but access to shares can still be done https://www.ultimatewindowssecurity.com/securitylog/encyclopedia/event.aspx?eventid=538

Event Id 540

Following are the parameters that are associated with this Event ID 538 [4]: User Logoff User Name Domain Logon ID Logon Type When is Event ID 538 Generated? Copyright © 2016, TechGenix Ltd. Network Security Tools Network Access Control Network Auditing Patch Management Security Scanners VPNs Web Application Security Web Content Security TechGenix Ltd is an online media company which sets the standard for The KB article below explains more on how to do this but be sure to read the consequences first. --- Stevehttp://support.microsoft.com/?kbid=246261The following tasks are restricted when the RestrictAnonymous registry value is

The event log shows a process ID of 588 and with Process Explorer I found that was SVCHost but I still can't tie the two together. b) > >> > the> >> > 'Client for Microsoft Networks' is not responsible for the 538 logout> >> > events> >> > mentioned in the original post?> >> >> >> There are no associated 'logon' events, just the 'logoff'> > events.> >> > File and Print sharing is enabled on this server.> >> > There are several published file shares (all Event Id 538 Logon Type 3 So now I can indeed verify that I am able to establish a null session with my server; and 'yes' it apparently does log a 538 upon session termination.

Down-level > >> member> >> workstations or servers are not able to set up a netlogon secure channel.> >> . Event Id 576 As> >> long as the security option for additional restrictions for anonymous > >> access> >> is NOT set to no access without explicit anonymous permissions I am able > >> Also, the> Computer Browser service is disabled (and has been since installation) on > the> server. http://www.adiscon.com/common/en/securityreference/event-id-538-explained.php But allow me a further quesiton: Since I have the >> > 'Computer>> > Browser' service disabled on the server, why are 'null sessions' still>> > allowed?

From this info, I'm assuming that the 'null sessions' discussion does not apply to my situation. Windows Event Id 528 For network connections (such as to a file server), it will appear that users log on and off many times a day. So why am I getting a Event ID for 538 and 540 for UserX? Also, the>> > Computer Browser service is disabled (and has been since installation) >> > on>> > the>> > server.

Event Id 576

b) the> > 'Client for Microsoft Networks' is not responsible for the 538 logout > > events> > mentioned in the original post?> >> > Any further dialog is greatly appreciated.> http://www.microsoft.com/technet/support/ee/transform.aspx?ProdName=Windows%20Operating%20System&ProdVer=5.0&EvtID=538&EvtSrc=Security&LCID=1033 If a user turns off his/her computer, Windows does not have an opportunity to log the logoff event until the system restarts. Event Id 540 Unfortunately, for reasons related to 'job> > security', I am not able to investigate the 'restrict anonymous access'> > option at this time. Event Id 551 Here's what I know now that I didn't prior to your>> > response -->> > Your version of the 'null session' command has two less ""s in it.

Since the current token architecture has no back reference capabilities so Microsoft currently cannot guarantee the complete removal of this problem because of the third party poorly designed applications that are http://radionasim.com/event-id/event-viewer-error-wmi-event-id-10.php Microsoft Windows NT users are not able to change their passwords > after they expire. When >> >> > I>> >> > attempted this statement from my workstation, targetting the>> >> > 'servername'>> >> > being discussed in this posting, I received the "Logon failure: >> UDP 138 I don't understand, unless it's a port simply to listen for responses to requests issued via UDP 137 and/or broadcasts. Windows 7 Logoff Event Id

So now I can indeed verify that I am able to establish >> > a>> > null>> > session with my server; and 'yes' it apparently does log a 538 upon>> I would also like to thank Gord Taylor for providing his feed back on the paper. The KB article below explains more on how to do > >> this> >> but be sure to read the consequences first. --- Steve> >>> >> http://support.microsoft.com/?kbid=246261> >>> >> The following http://radionasim.com/event-id/event-id-7022-system-event.php More importantly, I am very confident that it is not malware on my production server.Roger Marked as answer by WaukeshaGeek Friday, October 14, 2011 12:41 PM Friday, October 14, 2011 12:41

The security log > >> > does> >> > contain 540/538 'pairs' that reflect the credentials of these known > >> > users> >> > (user/domain). (These are also 'Logon Type Eventid 680 Contact us via Secure Web Response|Privacy Policy Topic Links: syslog | Free Weblinks Directory RSS Twiter Facebook Google+ Community Area Login Register Now Home Articles & Tutorials Misc Network Security Logon You might want to see if > >> you> >> have any current sessons to your server before you try null session with > >> "> >> net use " command

While NBT is legacy technology it still is widely used in most of today's networks and still is required in some cases such as for certain configurations with Exchange and clusters

In other articles I've> read, there is a reference to using the statement [net use > \\servername\ipc$> """" /u:""] to check if null sessions are able to be created. If it is disabled > then for 2000/XP/2003 you can still use names to refer to file shares. DNS FQDN will work and "flat" computer names may work if your dns can resolve the names by appending suffixes for domain computers. Logon Event Id Windows 2000/XP/2003 in a workgroup however will use NBT first for name resolution for a non FQDN if it is enabled.Care should be taken before disabling NBT to make sure no

It will append parent domain suffix [or whatever > you configure] to a non FQDN request. See Also See Also Kerberos Authentication Events Explained 1 July 2004 Randall F. I've noticed that your name is on a lot of the responses in this forum and I appreciate the help as much as I'm sure the other people do as well.So navigate here The above described problem would be more severe with a machine that has lot of applications on it and would be less severe on a freshly installed system.

The security>> >> >> > log>> >> >> > does>> >> >> > contain 540/538 'pairs' that reflect the credentials of these >> >> >> > known>> >> >> > users>> Wednesday, October 12, 2011 6:44 PM Reply | Quote 0 Sign in to vote Thanks for the response. In other articles > >> > I've> >> > read, there is a reference to using the statement [net use> >> > \\servername\ipc$> >> > """" /u:""] to check if null It's not possible to fix in all cases because applications can cause this problem.".

Also, Macintosh users are not able to change their passwords at all. . I did some more research and found that my problem is really a Microsoft Bug described in KB2002335. The security log does contain 540/538 'pairs' that reflect the credentials of these known users (user/domain). (These are also 'Logon Type 3') But the number of 538 NT AUTHORITY/ANONYMOUS LOGON events There are no associated 'logon' events, just the>> >> > 'logoff'>> >> > events.>> >> >>> >> > File and Print sharing is enabled on this server.>> >> >>> >> >

You might want to see if>> >> you>> >> have any current sessons to your server before you try null session >> >> with>> >> ">> >> net use " command